Re: Thumb2 code size improvements

2010-09-09 Thread Nicolas Pitre
On Thu, 9 Sep 2010, Andrew Stubbs wrote: > On 09/09/10 16:22, Yao Qi wrote: > > GCC produces code like this, > > 0024: > >24: f000 000f and.w r0, r0, #15 > >28: 2807cmp r0, #7 > >2a: d901bls.n 30 > >2c: 3810subsr0, #

Re: armel cross toolchain packages available in PPA

2010-09-09 Thread Michael Hope
Thanks Marcin, that works well. There's a typo in the PPA address in your email though: try ppa:hrw/arm-cross-compiler instead of the armel-*-compilers one listed below. -- Michael On Fri, Sep 10, 2010 at 2:29 AM, Marcin Juszkiewicz wrote: > > I would like to announce that my work on armel cros

Re: Thumb2 code size improvements

2010-09-09 Thread Andrew Stubbs
On 09/09/10 16:22, Yao Qi wrote: > GCC produces code like this, > 0024: >24: f000 000f and.w r0, r0, #15 >28: 2807cmp r0, #7 >2a: d901bls.n 30 >2c: 3810subsr0, #16 >2e: b280uxthr0, r0<--[1] >

Re: Thumb2 code size improvements

2010-09-09 Thread Yao Qi
Yao Qi wrote: > Hi, > We are looking for some possible improvements and optimizations on > thumb2 code size. Currently, I am running some benchmarks with > compilation flag "-Os -march=armv7-a -mthumb", and hope to find some > thing interesting that we can improve. Beside that, do you have some >

armel cross toolchain packages available in PPA

2010-09-09 Thread Marcin Juszkiewicz
I would like to announce that my work on armel cross toolchain got to the very nice point - all packages are available from PPA. What does it mean to you? 1. no "are you sure to install those unverified packages" messages from APT 2. ability to easily rebuild toolchain on own machines So if yo